Yokogawa STB4S-00 Terminal Module Style S2

Description:

The Yokogawa STB4S-00 Terminal Module Style S2 is used a pressure clamp terminal block designed for digital I/O wiring in Yokogawa control systems such as CENTUM VP and ProSafe-RS. It provides a direct wiring interface between field devices and digital input/output modules, enabling secure and organized connections without the need for separate relay boards or signal cables. This version is a single configuration terminal block without a surge absorber.

Applications:

The Yokogawa STB4S-00 is used in industrial automation systems to connect field signals such as switches, relays, and sensors directly to digital I/O modules. It is commonly deployed in oil and gas, LNG plants, chemical processing, and power generation. The terminal module simplifies panel wiring and ensures reliable signal transmission in distributed control and safety systems.

Technical Specifications:

• Manufacturer: Yokogawa
• Model / Part Number: STB4S-00 (Style S2)
• Product Type: Pressure Clamp Terminal Module
• Configuration: Single (non-redundant) terminal block
• Channels: Typically 8 or 16 channel configurations
• Surge Absorber: Not included (standard type)
• Connection Type: Pressure clamp direct wiring
• Compatibility: Digital I/O modules (SDV144, SDV531, SDV541 series)
• Function: Interface between field wiring and I/O modules
• Weight: ~0.2 kg
• Mounting: Panel / rack-mounted within control system

Common Replacements:

• Yokogawa STB4S-10 (with surge absorber)
• Yokogawa STB4D-00 (dual-redundant version)
• Yokogawa SED4D / SBD4D terminal boards